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0 pointsmhb2y ago0 comments

Counterweight = a length of chain that lands in a bucket as the door goes up.

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That'd be feasible for new-build uninsulated steel doors, but 200+ lbs of chain for wood doors is a lot.

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0 pointsmhb2y ago0 comments

Counterweight = a length of chain that lands in a bucket as the door goes up.

That'd be feasible for new-build uninsulated steel doors, but 200+ lbs of chain for wood doors is a lot.

j / k navigate · click thread line to collapse